3485572

Information

• Patent Grant
• 3485572

• References
• Source

• Patent Number

  3,485,572

• Date Filed

  Not available

• Date Issued

  Tuesday, December 23, 1969
  55 years ago

• CPC

  • C09B31/025 - containing acid groups
  • C09B1/20 - Preparation from starting materials already containing the anthracene nucleus
  • C09B1/50 - Amino-hydroxy-anthraquinones Ethers and esters thereof
  • C09B1/547 - Anthraquinones with aromatic ether groups
  • C09B5/00 - Dyes with an anthracene nucleus condensed with one or more heterocyclic rings with or without carbocyclic rings
  • C09B69/00 - Dyes not provided for by a single group of this subclass
  • C09B69/04 - of anionic dyes with nitrogen containing compounds
  • C09B69/08 - Dyes containing a splittable water solubilizing group
  • D06P1/645 - Aliphatic, araliphatic or cycloaliphatic compounds containing amino groups
  • D06P1/6735 - of alkaline or alkaline-earth metals with anions different from those provided for in D06P1/67341
  • D06P3/54 - using dispersed dyestuffs
  • D06P5/001 - Special chemical aspects of printing textile materials

• US Classifications

  • 008 - Bleaching and dyeing